import {z} from 'zod'

export type PipelineMetricsReqBody = {ids?: (Array<string> | string | null) | undefined, tenant_ids?: (Array<string> | string | null) | undefined} | {[key: string]: unknown};

export type GetApiPipelinesMetricsArgs = {id?: (string | null) | undefined, topic_list_from?: (number | null) | undefined, topic_list_size?: (number | null) | undefined, from?: (string | number | null) | undefined, size?: (number | null) | undefined, level?: (string | null) | undefined, page?: (number | string | null) | undefined, timestamp_to?: (string | null) | undefined, timestamp_from?: (string | null) | undefined, time_unit?: (string | null) | undefined, time_interval?: (number | string | null) | undefined, time_type?: (string | null) | undefined, tenant_ids?: (string | null) | undefined, ids?: (string | null) | undefined, snapshot?: (string | null) | undefined, sort?: (string | null) | undefined, sort_dir?: ('asc' | 'desc' | null) | undefined, body: PipelineMetricsReqBody | null};

export type GetApiPipelinesMetricsOptions = {baseUrl?: string | undefined, FronteggHTTPAuthentication?: string | undefined, fetch?: typeof fetch | undefined};

export const timeseriesEntry = z.object({value: z.union([z.number().int(), z.number()]), timestamp: z.string()}).and(z.record(z.string(), z.unknown()));

export const pipelineTimeseriesMetrics = z.object({latency: z.array(timeseriesEntry).optional(), recordsLag: z.array(timeseriesEntry).optional(), status: z.array(timeseriesEntry).optional()}).and(z.record(z.string(), z.unknown()));

export const pipelineLatestMetrics = z.object({latency: z.union([z.number(), z.string()]).nullable().optional(), recordsLag: z.union([z.number().int(), z.string()]).nullable().optional(), status: z.string().nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const pipelineTimesummaryMetrics = z.object({latency: z.union([z.number(), z.string()]).nullable().optional(), recordsLag: z.union([z.number().int(), z.string()]).nullable().optional(), status: z.union([z.number().int(), z.string()]).nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const pipelineBaseMetrics = z.object({timeseries: pipelineTimeseriesMetrics.nullable().optional(), latest: pipelineLatestMetrics.nullable().optional(), timesummary: pipelineTimesummaryMetrics.nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const pipelineMetricsRes = z.object({account_metrics: z.record(z.string(), pipelineBaseMetrics).nullable().optional(), connector_metrics: z.record(z.string(), pipelineBaseMetrics).nullable().optional(), inline_metrics: z.record(z.string(), pipelineBaseMetrics).nullable().optional(), task_metrics: z.record(z.string(), z.record(z.string(), pipelineBaseMetrics)).nullable().optional(), topic_metrics: z.record(z.string(), z.record(z.string(), pipelineBaseMetrics)).nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get Metrics For Pipelines
 * 
 * GET /pipelines/metrics
 */
export const getApiPipelinesMetrics = async (args: GetApiPipelinesMetricsArgs, options?: GetApiPipelinesMetricsOptions) => {
const {baseUrl = "https://api.streamkap.com", fetch: fetchFn = fetch, FronteggHTTPAuthentication} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

if (args.id != null) query.append("id", String(args.id))
if (args.topic_list_from != null) query.append("topic_list_from", String(args.topic_list_from))
if (args.topic_list_size != null) query.append("topic_list_size", String(args.topic_list_size))
if (args.from != null) query.append("from", String(args.from))
if (args.size != null) query.append("size", String(args.size))
if (args.level != null) query.append("level", String(args.level))
if (args.page != null) query.append("page", String(args.page))
if (args.timestamp_to != null) query.append("timestamp_to", String(args.timestamp_to))
if (args.timestamp_from != null) query.append("timestamp_from", String(args.timestamp_from))
if (args.time_unit != null) query.append("time_unit", String(args.time_unit))
if (args.time_interval != null) query.append("time_interval", String(args.time_interval))
if (args.time_type != null) query.append("time_type", String(args.time_type))
if (args.tenant_ids != null) query.append("tenant_ids", String(args.tenant_ids))
if (args.ids != null) query.append("ids", String(args.ids))
if (args.snapshot != null) query.append("snapshot", String(args.snapshot))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.sort_dir != null) query.append("sort_dir", String(args.sort_dir))
if (FronteggHTTPAuthentication !== undefined) headers.set('authorization', `Bearer ${FronteggHTTPAuthentication}`)

const url = `${baseUrl.replace(/\/+$/, '')}/pipelines/metrics${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(pipelineMetricsRes, await res.json())
};